Analysis
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max time kernel
166s -
max time network
138s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
11-02-2022 07:01
Static task
static1
Behavioral task
behavioral1
Sample
415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe
Resource
win10v2004-en-20220113
General
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Target
415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe
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Size
53KB
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MD5
cb379148ae15024738913e5853f19381
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SHA1
352b5ed355e1e4ff070aefe07ecd77f5e53948c0
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SHA256
415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0
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SHA512
7c51604710f126bed2fb622c9f5e35ac41fc9dbe18d861c218a393db4b15e4b71b0a1daeea5662400bf99450be1f6ea591dec8d3f42f58c32d0675ecd66dae21
Malware Config
Extracted
C:\how_to_back_files.html
http-equiv="Content-Type"
Signatures
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GlobeImposter
GlobeImposter is a ransomware first seen in 2017.
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Modifies extensions of user files 10 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File opened for modification C:\Users\Admin\Pictures\EnterSwitch.tiff 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File renamed C:\Users\Admin\Pictures\EnterSwitch.tiff => C:\Users\Admin\Pictures\EnterSwitch.tiff.SAMBUKA 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File renamed C:\Users\Admin\Pictures\InvokeStart.tif => C:\Users\Admin\Pictures\InvokeStart.tif.SAMBUKA 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File renamed C:\Users\Admin\Pictures\SuspendTest.crw => C:\Users\Admin\Pictures\SuspendTest.crw.SAMBUKA 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File renamed C:\Users\Admin\Pictures\TraceSearch.tif => C:\Users\Admin\Pictures\TraceSearch.tif.SAMBUKA 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File renamed C:\Users\Admin\Pictures\UndoUnlock.tif => C:\Users\Admin\Pictures\UndoUnlock.tif.SAMBUKA 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Pictures\DisableCompress.tiff 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File renamed C:\Users\Admin\Pictures\DisableCompress.tiff => C:\Users\Admin\Pictures\DisableCompress.tiff.SAMBUKA 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File renamed C:\Users\Admin\Pictures\LockSelect.tif => C:\Users\Admin\Pictures\LockSelect.tif.SAMBUKA 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File renamed C:\Users\Admin\Pictures\MeasureUnlock.tif => C:\Users\Admin\Pictures\MeasureUnlock.tif.SAMBUKA 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\BrowserUpdateCheck = "C:\\Users\\Admin\\AppData\\Local\\415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe" 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe -
Drops desktop.ini file(s) 26 IoCs
description ioc Process File opened for modification C:\Users\Public\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Public\Videos\Sample Videos\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Public\Recorded TV\Sample Media\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Public\Pictures\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Public\Music\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Public\Desktop\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Music\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Public\Recorded TV\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Public\Documents\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Videos\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Links\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Favorites\Links for United States\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Documents\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Public\Videos\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Public\Music\Sample Music\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Public\Libraries\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Public\Downloads\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Searches\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini 415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe"C:\Users\Admin\AppData\Local\Temp\415f0eafa836fdb515e825484e37cd3e761c3dfff922f8b9426e53a6155781d0.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:756